Here are some of the items that will help shape the week that lies ahead on Wall Street: Consumer electronics retailer Conn's reports; Titanic returns in 3-D; motorsports promoter International Speedway will see profits stall, and used-car seller CarMax checks under the hood.

Companies do the darndest things, and last week was no exception. Consider these recent surprises, blunders, and flat-out boneheaded moves, including: Talbots making like Yahoo and firing its CEO; Walmart returning to layaway financing; and digital recorder overkill from TiVo. (NO one watches that much telly.)